CVE-2021-29379

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-04-12 · updated 2026-06-17
Weakness: CWE-78

Description

An issue was discovered on D-Link DIR-802 A1 devices through 1.00b05. Universal Plug and Play (UPnP) is enabled by default on port 1900. An attacker can perform command injection by injecting a payload into the Search Target (ST) field of the SSDP M-SEARCH discover packet. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Affected products

Dlink Dir-802 Firmware: through 1.00b05

References

https://cool-y.github.io/2021/03/02/DIR-802-OS-Command-Injection
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10206
https://www.dlink.com/en/security-bulletin/
https://cool-y.github.io/2021/03/02/DIR-802-OS-Command-Injection
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10206
https://www.dlink.com/en/security-bulletin/

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